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IEC
IEC 61557-4:2019
En Vigor
2019-07-26
Electrical safety in low voltage distribution systems up to 1 000 V AC
and 1 500 V DC - Equipment for testing, measuring or monitoring of
protective measures - Part 4: Resistance of earth connection and
equipotential bonding
IEC
IEC 60393-6:2015
En Vigor
2015-12-14
Potentiometers for use in electronic equipment - Part 6: Sectional
specification - Surface mount preset potentiometers
IEC
IEC
IEC TS 62312-2:2018
En Vigor
2018-11-02
Guideline for synchronization of audio and video - Part 2: Methods for
synchronization of audio and video systems
